XY-WQ Floating Pool Thermometer, Large Size Easy Read for Water Temperature, Shatter Resistant with String for Outdoor and Indoor Swimming Pools and Spas (Alligator) 泳池温度计 ensuring that no water gets

ensuring that no water gets in and no mold grows

Keep your baby safe from harmful microorganisms

You will get 25-50 different ones

or Phthalates

XY-WQ Floating Pool Thermometer, Large Size Easy Read for Water Temperature, Shatter Resistant with String for Outdoor and Indoor Swimming Pools and Spas (Alligator) 泳池温度计 ensuring that no water getsIncludes rope tether to keep the thermometer from floating away. The pond thermometer is made from durable material & shatter resistant, so you can use it for a long time. Temperature reading range20 to 120 F 10 to 50 C. Suitable for Paddling Pools, Swimming Pools, Hot tubs, Baby Pool, Fish ponds, Jacuzzis, Spas and Large Aquariums, etc. This is not a toy, keep away from children. No more guesswork with accurate temperature readings.